9th Class Chemistry Chapter 1 TestStates of Matter and Phase Changes

Q1. Multiple choice questions (Attempt all · 10 × 1 = 10)

1. A mixture in which solute particles do not dissolve in the solvent is:

   1. Solution

   2. Surpension

   3. Colloidal

   4. All of these 

2. Which one of the following is not a homogeneous mixture?

   1. Solution of salt

   2. Solution of sugar

   3. Milk

   4. Rock

3. Fourth state of matter is:

   1. Solid

   2. Liquid

   3. Gas

   4. Plasma

4. When elements reacts with each other they form:

   1. Ionic bond

   2. Chemical bond

   3. Covalent bond

   4. Coordinate covalent bond

5. Which branch of chemistry focuses on the properties and synthesis of polymers and macromolecules?

   1. Polymer chemistry 

   2. Nuclear chemistry 

   3. Analytical chemistry 

   4. Geochemistry 

6. Anything that has mass and occupies space is called:

   1. Liquid

   2. Gas

   3. Solid

   4. Matter

7. Which branch of chemistry is the study of elements and their compounds except for organic compounds?

   1. Physical chemistry

   2. Organic chemistry

   3. Inorganic chemistry

   4. Geochemistry

8. A solution which do not have ability to dissolve more amount of solute at particular temperature is called:

   1. Saturated solution

   2. Unsaturated solution

   3. Dilute solution

   4. All of these

9. Mixture can be separated by means of:

   1. Nuclear method

   2. Chemical method

   3. Physical method

   4. All of these

10. A state of matter whose properties are between those of liquids and crystalline solids:

    1. Liquid crystal 

    2. Supercritical fluid

    3. Plasma

    4. Dark matter